gecko/toolkit/content/widgets/textbox.xml

<?xml version="1.0"?>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
   - License, v. 2.0. If a copy of the MPL was not distributed with this
   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->


<!DOCTYPE bindings [
  <!ENTITY % textcontextDTD SYSTEM "chrome://global/locale/textcontext.dtd" >
  %textcontextDTD;
]>

<bindings id="textboxBindings"
   xmlns="http://www.mozilla.org/xbl"
   xmlns:html="http://www.w3.org/1999/xhtml"
   xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
   xmlns:xbl="http://www.mozilla.org/xbl">

  <binding id="textbox" extends="xul:box" role="xul:textbox">
    <resources>
      <stylesheet src="chrome://global/content/textbox.css"/>
      <stylesheet src="chrome://global/skin/textbox.css"/>
    </resources>

    <content>
      <children/>
      <xul:hbox class="textbox-input-box" flex="1" xbl:inherits="context,spellcheck">
        <html:input class="textbox-input" anonid="input"
                    xbl:inherits="value,type,maxlength,disabled,size,readonly,placeholder,tabindex,accesskey,noinitialfocus,mozactionhint,spellcheck"/>
      </xul:hbox>
    </content>

    <implementation implements="nsIDOMXULTextBoxElement, nsIDOMXULLabeledControlElement">
      <!-- nsIDOMXULLabeledControlElement -->
      <field name="crop">""</field>
      <field name="image">""</field>
      <field name="command">""</field>
      <field name="accessKey">""</field>

      <field name="mInputField">null</field>
      <field name="mIgnoreClick">false</field>
      <field name="mIgnoreFocus">false</field>
      <field name="mEditor">null</field>

      <property name="inputField" readonly="true">
        <getter><![CDATA[
          if (!this.mInputField)
            this.mInputField = document.getAnonymousElementByAttribute(this, "anonid", "input");
          return this.mInputField;
        ]]></getter>
      </property>

      <property name="value"      onset="this.inputField.value = val; return val;"
                                  onget="return this.inputField.value;"/>
      <property name="defaultValue" onset="this.inputField.defaultValue = val; return val;"
                                  onget="return this.inputField.defaultValue;"/>
      <property name="label"      onset="this.setAttribute('label', val); return val;"
                                  onget="return this.getAttribute('label') ||
                                                (this.labelElement ? this.labelElement.value :
                                                 this.placeholder);"/>
      <property name="placeholder" onset="this.inputField.placeholder = val; return val;"
                                  onget="return this.inputField.placeholder;"/>
      <property name="emptyText"  onset="this.placeholder = val; return val;"
                                  onget="return this.placeholder;"/>
      <property name="type"       onset="if (val) this.setAttribute('type', val);
                                         else this.removeAttribute('type'); return val;"
                                  onget="return this.getAttribute('type');"/>
      <property name="maxLength"  onset="this.inputField.maxLength = val; return val;"
                                  onget="return this.inputField.maxLength;"/>
      <property name="disabled"   onset="this.inputField.disabled = val;
                                         if (val) this.setAttribute('disabled', 'true');
                                         else this.removeAttribute('disabled'); return val;"
                                  onget="return this.inputField.disabled;"/>
      <property name="tabIndex"   onget="return parseInt(this.getAttribute('tabindex'));"
                                  onset="this.inputField.tabIndex = val;
                                         if (val) this.setAttribute('tabindex', val);
                                         else this.removeAttribute('tabindex'); return val;"/>
      <property name="size"       onset="this.inputField.size = val; return val;"
                                  onget="return this.inputField.size;"/>
      <property name="readOnly"   onset="this.inputField.readOnly = val;
                                         if (val) this.setAttribute('readonly', 'true');
                                         else this.removeAttribute('readonly'); return val;"
                                  onget="return this.inputField.readOnly;"/>
      <property name="clickSelectsAll"
                onget="return this.getAttribute('clickSelectsAll') == 'true';"
                onset="if (val) this.setAttribute('clickSelectsAll', 'true');
                       else this.removeAttribute('clickSelectsAll'); return val;" />

      <property name="editor" readonly="true">
        <getter><![CDATA[
          if (!this.mEditor) {
            const nsIDOMNSEditableElement = Components.interfaces.nsIDOMNSEditableElement;
            this.mEditor = this.inputField.QueryInterface(nsIDOMNSEditableElement).editor;
          }
          return this.mEditor;
        ]]></getter>
      </property>

      <method name="reset">
        <body><![CDATA[
          this.value = this.defaultValue;
          try {
            this.editor.transactionManager.clear();
            return true;
          }
          catch(e) {}
          return false;
        ]]></body>
      </method>

      <method name="select">
        <body>
          this.inputField.select();
        </body>
      </method>

      <property name="controllers"    readonly="true" onget="return this.inputField.controllers"/>
      <property name="textLength"     readonly="true"
                                      onget="return this.inputField.textLength;"/>
      <property name="selectionStart" onset="this.inputField.selectionStart = val; return val;"
                                      onget="return this.inputField.selectionStart;"/>
      <property name="selectionEnd"   onset="this.inputField.selectionEnd = val; return val;"
                                      onget="return this.inputField.selectionEnd;"/>

      <method name="setSelectionRange">
        <parameter name="aSelectionStart"/>
        <parameter name="aSelectionEnd"/>
        <body>
          this.inputField.setSelectionRange( aSelectionStart, aSelectionEnd );
        </body>
      </method>

      <method name="_setNewlineHandling">
        <body><![CDATA[
          var str = this.getAttribute("newlines");
          if (str && this.editor) {
            const nsIPlaintextEditor = Components.interfaces.nsIPlaintextEditor;
            for (var x in nsIPlaintextEditor) {
              if (/^eNewlines/.test(x)) {
                if (str == RegExp.rightContext.toLowerCase()) {
                  this.editor.QueryInterface(nsIPlaintextEditor)
                      .newlineHandling = nsIPlaintextEditor[x];
                  break;
                }
              }
            }
          }
        ]]></body>
      </method>

      <method name="_maybeSelectAll">
        <body><![CDATA[
          if (!this.mIgnoreClick && this.clickSelectsAll &&
              document.activeElement == this.inputField &&
              this.inputField.selectionStart == this.inputField.selectionEnd)
            this.editor.selectAll();
        ]]></body>
      </method>

      <constructor><![CDATA[
        var str = this.boxObject.getProperty("value");
        if (str) {
          this.inputField.value = str;
          this.boxObject.removeProperty("value");
        }

        this._setNewlineHandling();

        if (this.hasAttribute("emptytext"))
          this.placeholder = this.getAttribute("emptytext");
      ]]></constructor>

      <destructor>
        <![CDATA[
          if (this.inputField.value)
            this.boxObject.setProperty('value', this.inputField.value);
          this.mInputField = null;
        ]]>
      </destructor>

    </implementation>

    <handlers>
      <handler event="focus" phase="capturing">
        <![CDATA[
          if (this.hasAttribute("focused"))
            return;

          switch (event.originalTarget) {
            case this:
              // Forward focus to actual HTML input
              this.inputField.focus();
              break;
            case this.inputField:
              if (this.mIgnoreFocus) {
                this.mIgnoreFocus = false;
              } else if (this.clickSelectsAll) {
                try {
                  const nsIEditorIMESupport =
                          Components.interfaces.nsIEditorIMESupport;
                  let imeEditor = this.editor.QueryInterface(nsIEditorIMESupport);
                  if (!imeEditor || !imeEditor.composing)
                    this.editor.selectAll();
                } catch (e) {}
              }
              break;
            default:
              // Allow other children (e.g. URL bar buttons) to get focus
              return;
          }
          this.setAttribute("focused", "true");
        ]]>
      </handler>

      <handler event="blur" phase="capturing">
        <![CDATA[
          this.removeAttribute("focused");

          // don't trigger clickSelectsAll when switching application windows
          if (window == window.top &&
              window.constructor == ChromeWindow &&
              document.activeElement == this.inputField)
            this.mIgnoreFocus = true;
        ]]>
      </handler>

      <handler event="mousedown">
        <![CDATA[
          this.mIgnoreClick = this.hasAttribute("focused");

          if (!this.mIgnoreClick) {
            this.mIgnoreFocus = true;
            this.inputField.setSelectionRange(0, 0);
            if (event.originalTarget == this ||
                event.originalTarget == this.inputField.parentNode)
              this.inputField.focus();
          }
        ]]>
      </handler>

      <handler event="click" action="this._maybeSelectAll();"/>

#ifndef XP_WIN
      <handler event="contextmenu">
        if (!event.button) // context menu opened via keyboard shortcut
          return;
        this._maybeSelectAll();
        // see bug 576135 comment 4
        let box = this.inputField.parentNode;
        let menu = document.getAnonymousElementByAttribute(box, "anonid", "input-box-contextmenu");
        box._doPopupItemEnabling(menu);
      </handler>
#endif
    </handlers>
  </binding>

  <binding id="timed-textbox" extends="chrome://global/content/bindings/textbox.xml#textbox">
    <implementation>
      <constructor><![CDATA[
        try {
          var consoleService = Components.classes["@mozilla.org/consoleservice;1"]
                                         .getService(Components.interfaces.nsIConsoleService);
          var scriptError = Components.classes["@mozilla.org/scripterror;1"]
                                      .createInstance(Components.interfaces.nsIScriptError);
          scriptError.init("Timed textboxes are deprecated. Consider using type=\"search\" instead.",
                           this.ownerDocument.location.href, null, null, 
                           null, scriptError.warningFlag, "XUL Widgets");
          consoleService.logMessage(scriptError);
        } catch (e) {}
      ]]></constructor>
      <field name="_timer">null</field>
      <property name="timeout"
                onset="this.setAttribute('timeout', val); return val;"
                onget="return parseInt(this.getAttribute('timeout')) || 0;"/>
      <property name="value"
                onget="return this.inputField.value;">
        <setter><![CDATA[
          this.inputField.value = val;
          if (this._timer)
            clearTimeout(this._timer);
          return val;
        ]]></setter>
      </property>
      <method name="_fireCommand">
        <parameter name="me"/>
        <body>
          <![CDATA[
            me._timer = null;
            me.doCommand();
          ]]>
        </body>
      </method>
    </implementation>
    <handlers>
      <handler event="input">
        <![CDATA[
          if (this._timer)
            clearTimeout(this._timer);
          this._timer = this.timeout && setTimeout(this._fireCommand, this.timeout, this);
        ]]>
      </handler>
      <handler event="keypress" keycode="VK_RETURN">
        <![CDATA[
          if (this._timer)
            clearTimeout(this._timer);
          this._fireCommand(this);
          event.preventDefault();
        ]]>
      </handler>
    </handlers>
  </binding>

  <binding id="search-textbox" extends="chrome://global/content/bindings/textbox.xml#textbox">
    <content>
      <children/>
      <xul:hbox class="textbox-input-box" flex="1" xbl:inherits="context,spellcheck" align="center">
        <html:input class="textbox-input" anonid="input" mozactionhint="search"
                    xbl:inherits="value,type,maxlength,disabled,size,readonly,placeholder,tabindex,accesskey,mozactionhint,spellcheck"/>
        <xul:deck class="textbox-search-icons" anonid="search-icons">
          <xul:image class="textbox-search-icon"
                     onclick="document.getBindingParent(this)._iconClick();"
                     xbl:inherits="src=image,searchbutton,disabled"/>
          <xul:image class="textbox-search-clear"
                     onclick="document.getBindingParent(this)._clearSearch();"
                     xbl:inherits="disabled"/>
        </xul:deck>
      </xul:hbox>
    </content>
    <implementation>
      <field name="_timer">null</field>
      <field name="_searchIcons">
        document.getAnonymousElementByAttribute(this, "anonid", "search-icons");
      </field>
      <property name="timeout"
                onset="this.setAttribute('timeout', val); return val;"
                onget="return parseInt(this.getAttribute('timeout')) || 500;"/>
      <property name="searchButton"
                onget="return this.getAttribute('searchbutton') == 'true';">
        <setter><![CDATA[
          if (val) {
            this.setAttribute("searchbutton", "true");
            this.removeAttribute("aria-autocomplete");
          } else {
            this.removeAttribute("searchbutton");
            this.setAttribute("aria-autocomplete", "list");
          }
          return val;
        ]]></setter>
      </property>
      <property name="value"
                onget="return this.inputField.value;">
        <setter><![CDATA[
          this.inputField.value = val;

          if (val)
            this._searchIcons.selectedIndex = this.searchButton ? 0 : 1;
          else
            this._searchIcons.selectedIndex = 0;

          if (this._timer)
            clearTimeout(this._timer);

          return val;
        ]]></setter>
      </property>
      <constructor><![CDATA[
        if (this.searchButton)
          this.removeAttribute("aria-autocomplete");
        else
          this.setAttribute("aria-autocomplete", "list");
      ]]></constructor>
      <method name="_fireCommand">
        <parameter name="me"/>
        <body><![CDATA[
          if (me._timer)
            clearTimeout(me._timer);
          me._timer = null;
          me.doCommand();
        ]]></body>
      </method>
      <method name="_iconClick">
        <body><![CDATA[
          if (this.searchButton)
            this._enterSearch();
          else
            this.focus();
        ]]></body>
      </method>
      <method name="_enterSearch">
        <body><![CDATA[
          if (this.disabled)
            return;
          if (this.searchButton && this.value && !this.readOnly)
            this._searchIcons.selectedIndex = 1;
          this._fireCommand(this);
        ]]></body>
      </method>
      <method name="_clearSearch">
        <body><![CDATA[
          if (!this.disabled && !this.readOnly && this.value) {
            this.value = "";
            this._fireCommand(this);
            this._searchIcons.selectedIndex = 0;
            return true;
          }
          return false;
        ]]></body>
      </method>
    </implementation>
    <handlers>
      <handler event="input">
        <![CDATA[
          if (this.searchButton) {
            this._searchIcons.selectedIndex = 0;
            return;
          }
          if (this._timer)
            clearTimeout(this._timer);
          this._timer = this.timeout && setTimeout(this._fireCommand, this.timeout, this);
          this._searchIcons.selectedIndex = this.value ? 1 : 0;
        ]]>
      </handler>
      <handler event="keypress" keycode="VK_ESCAPE">
        <![CDATA[
          if (this._clearSearch()) {
            event.preventDefault();
            event.stopPropagation();
          }
        ]]>
      </handler>
      <handler event="keypress" keycode="VK_RETURN">
        <![CDATA[
          this._enterSearch();
          event.preventDefault();
          event.stopPropagation();
        ]]>
      </handler>
    </handlers>
  </binding>

  <binding id="textarea" extends="chrome://global/content/bindings/textbox.xml#textbox">
    <content>
      <xul:hbox class="textbox-input-box" flex="1" xbl:inherits="context,spellcheck">
        <html:textarea class="textbox-textarea" anonid="input"
                       xbl:inherits="xbl:text=value,disabled,tabindex,rows,cols,readonly,wrap,placeholder,mozactionhint,spellcheck"><children/></html:textarea>
      </xul:hbox>
    </content>
  </binding>

  <binding id="input-box">
    <content context="_child">
      <children/>
      <xul:menupopup anonid="input-box-contextmenu"
                     class="textbox-contextmenu"
                     onpopupshowing="var input =
                                       this.parentNode.getElementsByAttribute('anonid', 'input')[0];
                                     if (document.commandDispatcher.focusedElement != input)
                                       input.focus();
                                     this.parentNode._doPopupItemEnabling(this);"
                     oncommand="var cmd = event.originalTarget.getAttribute('cmd'); if(cmd) { this.parentNode.doCommand(cmd); event.stopPropagation(); }">
        <xul:menuitem label="&undoCmd.label;" accesskey="&undoCmd.accesskey;" cmd="cmd_undo"/>
        <xul:menuseparator/>
        <xul:menuitem label="&cutCmd.label;" accesskey="&cutCmd.accesskey;" cmd="cmd_cut"/>
        <xul:menuitem label="&copyCmd.label;" accesskey="&copyCmd.accesskey;" cmd="cmd_copy"/>
        <xul:menuitem label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;" cmd="cmd_paste"/>
        <xul:menuitem label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;" cmd="cmd_delete"/>
        <xul:menuseparator/>
        <xul:menuitem label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;" cmd="cmd_selectAll"/>
      </xul:menupopup>
    </content>

    <implementation>
      <method name="_doPopupItemEnabling">
        <parameter name="popupNode"/>
        <body>
          <![CDATA[
            var children = popupNode.childNodes;
            for (var i = 0; i < children.length; i++) {
              var command = children[i].getAttribute("cmd");
              if (command) {
                var controller = document.commandDispatcher.getControllerForCommand(command);
                var enabled = controller.isCommandEnabled(command);
                if (enabled)
                  children[i].removeAttribute("disabled");
                else
                  children[i].setAttribute("disabled", "true");
              }
            }
          ]]>
        </body>
      </method>

      <method name="_setMenuItemVisibility">
        <parameter name="anonid"/>
        <parameter name="visible"/>
        <body><![CDATA[
          document.getAnonymousElementByAttribute(this, "anonid", anonid).
            hidden = ! visible;
        ]]></body>
      </method>

      <method name="doCommand">
        <parameter name="command"/>
        <body>
          <![CDATA[
            var controller = document.commandDispatcher.getControllerForCommand(command);
            controller.doCommand(command);
          ]]>
        </body>
      </method>
    </implementation>
  </binding>

  <binding id="input-box-spell" extends="chrome://global/content/bindings/textbox.xml#input-box">
    <content context="_child">
      <children/>
      <xul:menupopup anonid="input-box-contextmenu"
                     class="textbox-contextmenu"
                     onpopupshowing="var input =
                                       this.parentNode.getElementsByAttribute('anonid', 'input')[0];
                                     if (document.commandDispatcher.focusedElement != input)
                                       input.focus();
                                     this.parentNode._doPopupItemEnablingSpell(this);"
                     onpopuphiding="this.parentNode._doPopupItemDisabling(this);"
                     oncommand="var cmd = event.originalTarget.getAttribute('cmd'); if(cmd) { this.parentNode.doCommand(cmd); event.stopPropagation(); }">
        <xul:menuitem label="&spellNoSuggestions.label;" anonid="spell-no-suggestions" disabled="true"/>
        <xul:menuitem label="&spellAddToDictionary.label;" accesskey="&spellAddToDictionary.accesskey;" anonid="spell-add-to-dictionary"
                      oncommand="this.parentNode.parentNode.spellCheckerUI.addToDictionary();"/>
        <xul:menuitem label="&spellUndoAddToDictionary.label;" accesskey="&spellUndoAddToDictionary.accesskey;" anonid="spell-undo-add-to-dictionary"
                      oncommand="this.parentNode.parentNode.spellCheckerUI.undoAddToDictionary();"/>
        <xul:menuseparator anonid="spell-suggestions-separator"/>
        <xul:menuitem label="&undoCmd.label;" accesskey="&undoCmd.accesskey;" cmd="cmd_undo"/>
        <xul:menuseparator/>
        <xul:menuitem label="&cutCmd.label;" accesskey="&cutCmd.accesskey;" cmd="cmd_cut"/>
        <xul:menuitem label="&copyCmd.label;" accesskey="&copyCmd.accesskey;" cmd="cmd_copy"/>
        <xul:menuitem label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;" cmd="cmd_paste"/>
        <xul:menuitem label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;" cmd="cmd_delete"/>
        <xul:menuseparator/>
        <xul:menuitem label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;" cmd="cmd_selectAll"/>
        <xul:menuseparator anonid="spell-check-separator"/>
        <xul:menuitem label="&spellCheckToggle.label;" type="checkbox" accesskey="&spellCheckToggle.accesskey;" anonid="spell-check-enabled"
                      oncommand="this.parentNode.parentNode.spellCheckerUI.toggleEnabled();"/>
        <xul:menu label="&spellDictionaries.label;" accesskey="&spellDictionaries.accesskey;" anonid="spell-dictionaries">
          <xul:menupopup anonid="spell-dictionaries-menu"
                         onpopupshowing="event.stopPropagation();"
                         onpopuphiding="event.stopPropagation();"/>
        </xul:menu>
      </xul:menupopup>
    </content>

    <implementation>
      <field name="_spellCheckInitialized">false</field>
      <field name="_enabledCheckbox">
        document.getAnonymousElementByAttribute(this, "anonid", "spell-check-enabled");
      </field>
      <field name="_suggestionsSeparator">
        document.getAnonymousElementByAttribute(this, "anonid", "spell-no-suggestions");
      </field>
      <field name="_dictionariesMenu">
        document.getAnonymousElementByAttribute(this, "anonid", "spell-dictionaries-menu");
      </field>

      <property name="spellCheckerUI" readonly="true">
        <getter><![CDATA[
          if (!this._spellCheckInitialized) {
            this._spellCheckInitialized = true;

            const CI = Components.interfaces;
            if (!(document instanceof CI.nsIDOMXULDocument))
              return null;

            var textbox = document.getBindingParent(this);
            if (!textbox || !(textbox instanceof CI.nsIDOMXULTextBoxElement))
              return null;

            try {
              Components.utils.import("resource://gre/modules/InlineSpellChecker.jsm", this);
              this.InlineSpellCheckerUI = new this.InlineSpellChecker(textbox.editor);
            } catch(ex) { }
          }

          return this.InlineSpellCheckerUI;
        ]]></getter>
      </property>

      <method name="_doPopupItemEnablingSpell">
        <parameter name="popupNode"/>
        <body>
          <![CDATA[
            var spellui = this.spellCheckerUI;
            if (!spellui || !spellui.canSpellCheck) {
              this._setMenuItemVisibility("spell-no-suggestions", false);
              this._setMenuItemVisibility("spell-check-enabled", false);
              this._setMenuItemVisibility("spell-check-separator", false);
              this._setMenuItemVisibility("spell-add-to-dictionary", false);
              this._setMenuItemVisibility("spell-undo-add-to-dictionary", false);
              this._setMenuItemVisibility("spell-suggestions-separator", false);
              this._setMenuItemVisibility("spell-dictionaries", false);
              return;
            }

            spellui.initFromEvent(document.popupRangeParent,
                                  document.popupRangeOffset);

            var enabled = spellui.enabled;
            var showUndo = spellui.canSpellCheck && spellui.canUndo();
            this._enabledCheckbox.setAttribute("checked", enabled);

            var overMisspelling = spellui.overMisspelling;
            this._setMenuItemVisibility("spell-add-to-dictionary", overMisspelling);
            this._setMenuItemVisibility("spell-undo-add-to-dictionary", showUndo);
            this._setMenuItemVisibility("spell-suggestions-separator", overMisspelling || showUndo);

            // suggestion list
            var numsug = spellui.addSuggestionsToMenu(popupNode, this._suggestionsSeparator, 5);
            this._setMenuItemVisibility("spell-no-suggestions", overMisspelling && numsug == 0);

            // dictionary list
            var numdicts = spellui.addDictionaryListToMenu(this._dictionariesMenu, null);
            this._setMenuItemVisibility("spell-dictionaries", enabled && numdicts > 1);

            this._doPopupItemEnabling(popupNode);
          ]]>
        </body>
      </method>
      <method name="_doPopupItemDisabling">
        <body><![CDATA[
          if (this.spellCheckerUI) {
            this.spellCheckerUI.clearSuggestionsFromMenu();
            this.spellCheckerUI.clearDictionaryListFromMenu();
          }
        ]]></body>
      </method>
    </implementation>
  </binding>

</bindings>